<!doctype html>
<html lang="zh-CN">

<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- 上述3个meta标签*必须*放在最前面，任何其他内容都*必须*跟随其后！ -->
    <title>login</title>

    <!-- Bootstrap -->
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css"
        integrity="sha384-HSMxcRTRxnN+Bdg0JdbxYKrThecOKuH5zCYotlSAcp1+c8xmyTe9GYg1l9a69psu" crossorigin="anonymous">

    <!-- HTML5 shim 和 Respond.js 是为了让 IE8 支持 HTML5 元素和媒体查询（media queries）功能 -->
    <!-- 警告：通过 file:// 协议（就是直接将 html 页面拖拽到浏览器中）访问页面时 Respond.js 不起作用 -->
    <!--[if lt IE 9]>
      <script src="https://cdn.jsdelivr.cn/npm/html5shiv@3.7.3/dist/html5shiv.min.js"></script>
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    <![endif]-->
    <script src="https://cdn.bootcdn.net/ajax/libs/axios/1.3.4/axios.js"></script>
    <style>
        body {
            padding-top: 40px;
            padding-bottom: 40px;
            background-color: #eee;
            background-image: url(../img/CSDN浏览器助手_壁纸_1678939251201.png);
            background-size: cover;
        }

        .container {
            max-width: 330px;
            padding: 15px;
            margin: 10% auto 0;
            background-color: rgba(255, 255, 255, .5);
            border-radius: 5px;
        }

        .form-signin input[type="email"] {
            margin-bottom: -1px;
            border-bottom-right-radius: 0;
            border-bottom-left-radius: 0;
        }

        .form-signin .form-control {
            position: relative;
            box-sizing: border-box;
            height: auto;
            padding: 10px;
            font-size: 16px;
        }

        .checkbox label {
            font-size: 12px;
            vertical-align: middle;
        }

        .form-control {
            margin: 10px 0;
        }
    </style>
</head>

<body>
    <div class="container">
        <h2 class="form-signin-heading">用户登录</h2>
        <label for="inputEmail" class="sr-only">账号</label>
        <input type="text" id="inputUserName" class="form-control" placeholder="账号" required="" autofocus=""
            autocomplete="off" name="user">
        <label for="inputPassword" class="sr-only">密码</label>
        <input type="password" id="inputPassword" class="form-control" placeholder="密码" required="" name="pwd">
        <button class="btn btn-lg btn-primary btn-block" type="submit">登录</button>
        <a href="register.html">注册账号</a>
    </div>
    <!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery，所以必须放在前边) -->
    <script src="https://cdn.jsdelivr.net/npm/jquery@1.12.4/dist/jquery.js"
        integrity="sha384-nvAa0+6Qg9clwYCGGPpDQLVpLNn0fRaROjHqs13t4Ggj3Ez50XnGQqc/r8MhnRDZ"
        crossorigin="anonymous"></script>
    <!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
    <script src="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.js"
        integrity="sha384-aJ21OjlMXNL5UyIl/XNwTMqvzeRMZH2w8c5cRVpzpU8Y5bApTppSuUkhZXN0VxHd" crossorigin="anonymous">
        </script>
    <script>
        let inputUserName = document.querySelector("#inputUserName");
        let inputPassword = document.querySelector("#inputPassword");
        let btn = document.querySelector(".btn");
        btn.onclick = async function(){
            let {data} = await axios({
                url: "http://localhost:3000/user",
                params:{
                    userName:inputUserName.value,
                    password:inputPassword.value
                }
            })
            console.log(data.length);
            if(!data.length){
                alert("账号或密码错误!");
                window.location.href = "login.html";
                event.stopDefaultEvent();
            }else{
                window.location.href = "login.html";
            }
        }
    </script>
</body>

</html>